<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/html">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="../libs/bootstrap/3.3.7/css/bootstrap.min.css">
    <script src="../libs/jquery/2.1.1/jquery.min.js"></script>
    <script src="../libs/bootstrap/3.3.7/js/bootstrap.min.js"></script>
    <title>Title</title>
</head>
<body>
<div class="container">
    <div class="row">
        <form>
            <input type="text" name="firstname" class="col-sm-1">
            <input type="password" name="lastname" class="col-sm-2">
            <input type="reset" class="col-sm-3">
            <input type="submit" value="提交1" class="col-sm-6">
        </form>
    </div>
</div>
</body>
</html>